A washer which is usually round with a centrally located hole. Its edges and two bearing surfaces are so designed that applied pressure brings into play the spring tension and/or frictional locking principle which materially resists any tendency toward turning. It may be made of one or two pieces
NSN 5999-01-497-4664
NSN 2925-01-159-0506
NSN 5996-00-140-7402
NSN 6320-00-456-0836
NSN 5945-01-565-6487
NSN 5925-01-590-6206
NSN 6610-01-349-6333
NSN 7035-01-331-5614
NSN 5985-00-149-1675
NSN 5925-01-411-9736
NSN 5910-01-370-4401
NSN 5960-01-464-1443